$1 + 1 = 2$

Would you like further details or have any questions?

Here are five related questions for practice:

1. What is $2 + 3$?
2. What is $5 - 1$?
3. What is $3 \times 2$?
4. What is $6 \div 2$?
5. What is $4 + 4$?

Tip: Simple addition is the foundation of arithmetic, and mastering it helps with more complex operations like multiplication and division!